103303144402 has 4 divisors (see below), whose sum is σ = 154954716606. Its totient is φ = 51651572200.

The previous prime is 103303144387. The next prime is 103303144409. The reversal of 103303144402 is 204441303301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 204441303301 = 431 ⋅474341771.

It can be written as a sum of positive squares in only one way, i.e., 103285747161 + 17397241 = 321381^2 + 4171^2 .

It is not an unprimeable number, because it can be changed into a prime (103303144409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25825786099 + ... + 25825786102.

Almost surely, 2^103303144402 is an apocalyptic number.

103303144402 is a deficient number, since it is larger than the sum of its proper divisors (51651572204).

103303144402 is an equidigital number, since it uses as much as digits as its factorization.

103303144402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51651572203.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 103303144402 its reverse (204441303301), we get a palindrome (307744447703).

The spelling of 103303144402 in words is "one hundred three billion, three hundred three million, one hundred forty-four thousand, four hundred two".